🌍 WIA Pin Code for Nations

📚 Sources

Every figure and country fact on this page, with its source. All links accessed 14 October 2026.

General

1. 2.4M+ (2,404,057) places with a code — WIA GIL database, internal count reported by SmileStory Inc. (same figure as on WIA GIL).
2. 12-digit format, cell size, backward compatibility, formula — YUJIN Transform specification https://wiapincode.smilestory.ai/docs/yujin-transform.html
3. UPU quotation (p. 7) — Universal Postal Union, “Addressing the world – An address for everyone”, white paper, 2012 https://www.upu.int/UPU/media/upu/publications/whitePaperAddressingTheWorldEn.pdf
4. MCP server tools (pin_code_encode / decode / nearby) — Live tool list, checked 2026-10-14 https://mcp.wiacode.com/

Country status

1. 🇦🇫 Afghanistan — E. Afghanistan has a six-digit national postcode, which the UPU reports came into force on 1 October 2024. No national digital addressing system was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/afgEn.pdf (UPU addressing sheet: six-digit postcode in force from 1 Oct 2024)
2. 🇦🇴 Angola — A. Angola has no national postcode in use; a postal code announced by Correios de Angola since 2014 has not been confirmed as launched. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/agoEn.pdf (UPU addressing sheet: sample address without postcode); https://observador.pt/2018/01/29/angola-com-codigo-postal-ate-final-do-ano/ (2018 report: postcode promised, starting with Luanda)
3. 🇦🇬 Antigua and Barbuda — A. Antigua and Barbuda has no postcode system; a government street-naming and house-numbering project was reported in 2014. https://abstvradio.com/house-numbering-phase-will-commence-thursday/ (2014: street naming complete, house numbering phase to begin)
4. 🇧🇩 Bangladesh — E. Bangladesh uses a four-digit national postcode. In October 2025 the government announced work on a digitised address system with area, street and house codes; no rollout was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/bgdEn.pdf (UPU addressing sheet: four-digit postcode); https://www.dhakatribune.com/bangladesh/393658/rizwana-postal-system-needs-digital (Oct 2025: digitised address management system announced)
5. 🇧🇯 Benin — C. Benin has no postcode; in April 2026 the Council of Ministers authorised a national digital, geolocated street-and-door addressing strategy, starting in Greater Nokoué and Parakou. https://beninwebtv.bj/benin-le-gouvernement-veut-reorganiser-les-adresses-des-rues-et-habitations/ (Council of Ministers, 22 Apr 2026); https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/benFr.pdf (UPU addressing sheet (2025): P.O. box addressing)
6. 🇧🇹 Bhutan — E. Bhutan has a five-digit national postcode introduced in 2010. No national digital addressing system was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/btnEn.pdf (UPU addressing sheet: five-digit postcode)
7. 🇧🇼 Botswana — A. Botswana has no national postcode; mail is delivered mainly to P.O. boxes and private bags, and a planned national postcode and address system has not been confirmed as launched. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/bwaEn.pdf (UPU addressing sheet: P.O. box / private bag, no postcode); https://dailynews.gov.bw/news-detail/25976 (2016 Gaborone home-delivery pilot)
8. 🇧🇫 Burkina Faso — E. Burkina Faso has a five-digit national postcode listed by the UPU and La Poste Burkina Faso. No national digital addressing system was confirmed. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/bfaFr.pdf (UPU addressing sheet: five-digit postcode)
9. 🇧🇮 Burundi — A. Burundi has no postcode system; the UPU address guide (2025) shows mail addressed by P.O. box, commune and province. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/bdiEn.pdf (UPU addressing sheet (11/2025))
10. 🇰🇭 Cambodia — C. Cambodia uses a six-digit national postcode, and Cambodia Post added what3words locations to its delivery apps in November 2024. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/khmEn.pdf (UPU addressing sheet: six-digit postcode); https://newcorporate.london.what3words.com/news/government/cambodia-post-uses-what3words-for-precise-deliveries/ (13 Nov 2024: Cambodia Post uses what3words (vendor announcement))
11. 🇨🇲 Cameroon — C. Cameroon's national post, Campost, has offered app-based digital postal addresses through a partnership with FindMe since 2024. https://www.businessincameroon.com/public-management/0411-14292-cameroon-s-campost-partners-with-findme-to-improve-national-address-system (Nov 2024: Campost–FindMe partnership)
12. 🇨🇫 Central African Republic — A. The Central African Republic has no national postcode system, and no national addressing system was found. https://www.geopostcodes.com/en-GB/blog/countries-without-zip-codes/ (Listed among countries without postcodes (secondary source))
13. 🇹🇩 Chad — A. Chad has no national postcode system; streets in N'Djamena are numbered, and some were named by the city in 2023. https://www.smarty.com/global-address-formatting/chad-address-format-examples (Postal code format: N/A (secondary source)); https://tchadinfos.com/2023/11/29/trois-rues-de-ndjamena-sont-baptisees/ (Nov 2023: N'Djamena names numbered streets)
14. 🇰🇲 Comoros — A. Comoros has no national postcode system; mail is addressed by P.O. box and town. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/comEn.pdf (UPU addressing sheet (old): BP + Moroni, no postcode)
15. 🇨🇩 DR Congo — A. The Democratic Republic of the Congo has no national postcode system; addresses use street, plot number and commune. https://datahub.io/logistics/postal-codes-cd (No postal code system (secondary source))
16. 🇩🇯 Djibouti — C. La Poste de Djibouti adopted what3words as its addressing standard in 2017 and introduced ten post-office postcodes in 2020. https://about.usps.com/postal-bulletin/2020/pb22558/html/updt_001.htm (USPS Postal Bulletin 2020: Djibouti postcodes 77101–77601); https://what3words.com/news/general/djibouti-post/ (Feb 2017: Djibouti Post adopts what3words (vendor announcement))
17. 🇬🇶 Equatorial Guinea — A. Equatorial Guinea has no national postcode system; addresses use street, P.O. box and city. https://www.smarty.com/global-address-formatting/equatorial-guinea-address-format-examples (Postal code format: N/A (secondary source))
18. 🇪🇷 Eritrea — A. Eritrea has no national postcode system; mail is addressed by P.O. box and locality. https://www.geopostcodes.com/country/eritrea/address-validation/ (No standardized postal code system (secondary source))
19. 🇪🇹 Ethiopia — C. Ethiopia is rolling out the Ethiopian Digital Addressing System (Space Science and Geospatial Institute) city by city, starting with Bishoftu in 2023. https://capitalethiopia.com/?p=53579 (Feb 2024: Bishoftu complete, Adama in progress, Addis Ababa agreement)
20. 🇫🇯 Fiji — A. Fiji has no national postcode system; mail is addressed by street or P.O. box and town. https://www.geopostcodes.com/country/fiji/address-validation/ (No standardized postal code system (secondary source))
21. 🇬🇦 Gabon — D. Gabon has no confirmed national addressing system; Libreville has run a municipal street-naming and numbering programme since 2015. https://gabonmediatime.com/gabon-linterimaire-eugene-mba-relance-le-chantier-dadressage-de-la-capitale/ (2021: Libreville addressing programme relaunched)
22. 🇬🇲 Gambia — D. The Gambia has no national postcode; Kanifing Municipality introduced Plus Code-based digital addresses in 2021–2022. https://www.ictd.ac/publication/implementing-a-comprehensive-digital-addressing-system-a-step-by-step-guide-inspired-by-the-experience-of-kanifing-municipality-the-gambia/ (ICTD/LoGRI policy brief (Dec 2025) on Kanifing); https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/gmbEn.pdf (UPU addressing sheet: no postcode)
23. 🇬🇭 Ghana — C. Ghana runs a national digital address system (GhanaPostGPS, since 2017, 5 m × 5 m grid); a digital address code is a mandatory requirement for Ghana Card registration. https://nia.gov.gh/?p=7513 (NIA: Digital Address Code is a mandatory requirement for Ghana Card registration); https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/ghaEn.pdf (UPU addressing sheet (2025): postcode and digital address format)
24. 🇬🇳 Guinea — B. Guinea has a three-digit postal code used with P.O. boxes; no national street or digital addressing system was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/ginEn.pdf (UPU addressing sheet: 3 digits + P.O. box)
25. 🇬🇼 Guinea-Bissau — B. Guinea-Bissau has a four-digit postal code registered with the UPU; commercial sources report it is not used in practice, and no national addressing system was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/gnbEn.pdf (UPU addressing sheet: four-digit postcode)
26. 🇭🇹 Haiti — E. Haiti has a four-digit "HT" postal code administered by the national post; no national digital addressing system was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/htiEn.pdf (UPU addressing sheet: HT + 4 digits)
27. 🇮🇳 India — C. India uses the six-digit PIN code and, since 2025, the DIGIPIN national geocoded grid (Department of Posts, about 4 m × 4 m cells), which supplements the PIN code. https://www.indiapost.gov.in/digipin (India Post: DIGIPIN); https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/indEn.pdf (UPU addressing sheet: six-digit postcode)
28. 🇨🇮 Ivory Coast — D. Côte d'Ivoire relies on P.O. box office codes; a street-naming programme covering the Abidjan district was scheduled to finish at the end of 2025. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/civEn.pdf (UPU addressing sheet: P.O. box delivery with office code); https://fr.allafrica.com/stories/202510020568.html (Oct 2025: Abidjan street addressing programme)
29. 🇰🇪 Kenya — C. Kenya uses five-digit post-office codes, and a National Addressing Bill (2025) to create a national addressing system was still before Parliament in 2026. https://allafrica.com/stories/202604290117.html (29 Apr 2026: National Addressing Bill before committee); https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/kenEn.pdf (UPU addressing sheet: five-digit postcode)
30. 🇱🇦 Laos — E. Laos has a five-digit postal code system; no national digital addressing system was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/laoEn.pdf (UPU addressing sheet: five-digit postcode)
31. 🇱🇸 Lesotho — B. Lesotho has a three-digit postcode used alongside P.O. box addresses; a digital address system for Maseru was agreed in 2021. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/lsoEn.pdf (UPU addressing sheet: three-digit postcode, P.O. box example); https://gna.org.gh/?p=190308 (Dec 2021: Maseru digital address agreement)
32. 🇲🇬 Madagascar — E. Madagascar has a three-digit postcode system run by Paositra Malagasy; no national digital addressing system was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/mdgEn.pdf (UPU addressing sheet: three-digit postcode)
33. 🇲🇼 Malawi — C. Malawi is rolling out a National Addressing System with six-digit postcodes (MACRA, piloted in Blantyre from 2016, expansion to all districts announced in 2024). https://macra.mw/national-addressing-project/ (MACRA: National Addressing System); https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/mwiEn.pdf (UPU addressing sheet (2021): six-digit postcode)
34. 🇲🇱 Mali — A. Mali has no national postcode in use; the regulator commissioned a feasibility study for a digital addressing system in 2023. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/mliEn.pdf (UPU addressing sheet: no postcode); https://amrtp.ml/en/2023/03/ (AMRTP 2023 tender: digital addressing feasibility study)
35. 🇲🇷 Mauritania — A. Mauritania has no national postcode; a World Bank-funded national digital addressing system was presented in September 2026, with a pilot planned for the end of 2026. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/mrtEn.pdf (UPU addressing sheet: P.O. box only); https://osiris.sn/mauritanie-comment-l-adressage-numerique-peut-faciliter-le-developpement-du-e.html (1 Oct 2026: national digital addressing system presented)
36. 🇲🇳 Mongolia — C. Mongolia uses five-digit postcodes, and Mongol Post has used what3words since 2016 to complement traditional addresses. https://www.postal.mn/News-centre/14 (Mongol Post, June 2016: what3words adopted); https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/mngEn.pdf (UPU addressing sheet: five-digit postcode)
37. 🇲🇿 Mozambique — E. Mozambique has a four-digit postcode on record with the UPU; the national postal operator was restructured between 2021 and 2025, and no national digital addressing system was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/mozEn.pdf (UPU addressing sheet: four-digit postcode)
38. 🇲🇲 Myanmar — E. Myanmar has a seven-digit postcode system down to quarter/village-tract level (UPU, 2022); no national digital addressing system was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/mmrEn.pdf (UPU addressing sheet (2022): seven-digit postcode)
39. 🇳🇵 Nepal — D. Nepal uses five-digit postcodes, and Nepal Post has piloted Plus Code-based delivery in the Kathmandu Valley since 2021. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/nplEn.pdf (UPU addressing sheet: five-digit postcode); https://www.technologykhabar.com/?p=49313 (Feb 2021: Plus Code delivery pilot, Kathmandu Valley)
40. 🇳🇪 Niger — B. Niger has a four-digit postcode, but the UPU records that mail is delivered to P.O. boxes only; no national digital addressing system was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/nerEn.pdf (UPU addressing sheet: "Deliveries are made to P.O. Boxes only")
41. 🇳🇬 Nigeria — C. Nigeria launched a national digital postcode system (NIPOST National Digital Alphanumeric Postcode System) on 1 October 2026, giving each addressable building an 11-character code. https://innovation-village.com/nigeria-launches-11-character-nipost-digital-postcodes/ (1 Oct 2026: NIPOST digital postcode launch); https://guardian.ng/news/nigeria-to-launch-digital-postcode-system-in-october-bosun-tijani/ (Launch announced by the Minister of Communications)
42. 🇵🇰 Pakistan — E. Pakistan uses five-digit postal codes administered by Pakistan Post; no national digital addressing system was found. https://www.pakpost.gov.pk/postcode.php (Pakistan Post: postal codes)
43. 🇵🇬 Papua New Guinea — B. Papua New Guinea has three-digit postcodes administered by Post PNG, and addresses commonly use P.O. boxes. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/pngEn.pdf (UPU addressing sheet (2017): three-digit postcode, P.O. box example)
44. 🇷🇼 Rwanda — D. Rwanda has no national postcode; Kigali uses coded street names and house numbers, and the national post uses a grid-code app for parcel delivery. https://www.newtimes.co.rw/article/183998/News/iposita-to-use-codified-addressing-system-to-ease-delivery-of-parcels (Feb 2021: Iposita adopts codified addressing)
45. 🇸🇳 Senegal — C. Senegal has five-digit postcodes, and its national digital addressing project was relaunched in August 2026, with the pilot due to finish within a year before a nationwide rollout. https://www.osiris.sn/senegal-le-projet-d-adressage-numerique-national-entre-dans-une-nouvelle-phase.html (10 Aug 2026: national digital addressing project, new phase)
46. 🇸🇱 Sierra Leone — A. Sierra Leone has no national postcode system, and no national digital addressing system was found. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/sleEn.pdf (UPU addressing sheet: sample address without postcode)
47. 🇸🇴 Somalia — B. Somalia developed a regional postal coding system in 2014, but it is not widely used. https://en.wikipedia.org/wiki/Somali_Postal_Service (Postal coding system developed Oct 2014 (secondary source))
48. 🇸🇸 South Sudan — A. South Sudan has no national postcode system, and no national digital addressing system was found. https://www.smarty.com/global-address-formatting/republic-of-south-sudan-address-format-examples (Postal code format: N/A (secondary source))
49. 🇱🇰 Sri Lanka — E. Sri Lanka uses five-digit postal codes administered by Sri Lanka Post; no national digital addressing system was found. https://www.slpost.gov.lk/ (Sri Lanka Post: postcode directory)
50. 🇸🇾 Syria — A. Syria has no national postcode system in use; mail is addressed by street, district and locality. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/syrEn.pdf (UPU addressing sheet (2004): postcode "being developed"); https://www.geopostcodes.com/country/syria/address-format/ (No standardized postal code system (secondary source))
51. 🇸🇹 São Tomé and Príncipe — A. São Tomé and Príncipe has no national postcode system; addresses are described by locality and district. https://smarty.com/global-address-formatting/sao-tome-and-principe-address-format-examples (Postal code format: N/A (secondary source))
52. 🇹🇿 Tanzania — C. Tanzania operates a National Addressing and Postcode System (Anwani za Makazi); the government reported 12.9 million addresses recorded by February 2026. https://www.thecitizen.co.tz/tanzania/business/government-orders-nationwide-adoption-of-residential-addressing-system-in-tanzania-5352756 (9 Feb 2026: nationwide adoption ordered; 12.9 million addresses); https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/tzaEn.pdf (UPU addressing sheet: five-digit postcode)
53. 🇹🇱 Timor-Leste — E. Timor-Leste has a postcode format registered with the UPU (TL plus five digits, 2026); house numbering is still in progress. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/tlsEn.pdf (UPU addressing sheet (2026): TL + 5 digits; house numbering ongoing)
54. 🇹🇬 Togo — D. Togo has no national postcode; a street-addressing project for Grand Lomé was launched in January 2026. https://fr.allafrica.com/stories/202601060125.html (Jan 2026: Grand Lomé addressing project); https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/tgoEn.pdf (UPU addressing sheet: B.P. + Lomé, no postcode)
55. 🇺🇬 Uganda — B. Uganda has a five-digit postcode format registered with the UPU, but its national postcode and addressing policy is still a draft and mail relies mainly on P.O. boxes. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/ugaEn.pdf (UPU addressing sheet (2026): five-digit postcode); https://ict.go.ug/site/documents/National-Postcode-and-Addressing-System-Policy.pdf (Draft National Postcode and Addressing System Policy (2019))
56. 🇻🇺 Vanuatu — A. Vanuatu has no postcode system; a government proposal for plot-based residential addresses was still pending as of late 2024. https://vbr.vu/news/ogcio-plans-to-create-addressing-system-for-online-deliveries/ (Nov 2024: OGCIO addressing proposal pending)
57. 🇾🇪 Yemen — A. Yemen has no national postcode system; mail is addressed to P.O. boxes and localities. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/yemEn.pdf (UPU addressing sheet: B.P. + Sana'a, no postcode)
58. 🇿🇲 Zambia — D. Zambia's National Addressing and Postcode Project (ZICTA, since 2012) has addressed only some Lusaka neighbourhoods; postcodes have not been assigned and a national addressing policy awaited approval in 2025. https://unstats.un.org/unsd/ungegn/sessions/4th_session_2025/documents/GEGN.2_2025_119_CRP119_item4c.pdf (UNGEGN 2025 paper on Zambia addressing); https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/zmbEn.pdf (UPU addressing sheet: postcodes not yet assigned)
59. 🇿🇼 Zimbabwe — A. Zimbabwe has no national postcode system; mail is delivered to P.O. boxes and street addresses by locality. https://www.upu.int/UPU/media/upu/PostalEntitiesFiles/addressingUnit/zweEn.pdf (UPU addressing sheet: no postcode)