post in Washington, United States
66 post businesses on record in Washington. Top 10 by verification score below. The API returns all 66 with evidence. Full address, phone, website, WhatsApp, email and booking links come with the API ($0.005 per search).
For AI agents: find post in Washington
POST https://toll402.dev/v1/biz/search
{"city":"Washington","country":"US","category":"post","limit":20}Then POST /v1/biz/verify {name, city} to score any specific business, or /v1/biz/details for a live-enriched profile. Paid per call via x402 (USDC on Base) or with a prepaid-credits key (x-toll402-key, card at /credits); charged only on success. Start at /llms.txt or connect the MCP server:
npx -y toll402-mcp · remote https://toll402.dev/mcp.| Name | Area | Verification | Contact |
|---|---|---|---|
| United States Post Office | CP 20010-7500 | corroborated 70 | via API |
| Arlington Post Office Annex | CP 22206 | corroborated 60 | via API |
| Alexandria Post Office | CP 22314 | corroborated 55 | via API |
| Arlington Central Post Office | CP 22203-9998 | corroborated 55 | via API |
| Arlington Post Office | CP 22201 | corroborated 55 | via API |
| Arlington South Post Office | CP 22204 | corroborated 55 | via API |
| Courthouse Post Office | CP 22201 | corroborated 55 | via API |
| Eads Finance Post Office | CP 22202 | corroborated 55 | via API |
| Fairlington Post Office | CP 22302 | corroborated 55 | via API |
| Fort Myer Post Office | CP 22211 | corroborated 55 | via API |