📞Area Code 667 — Maryland
US area code 667 serves Maryland. See the full profile: state, neighboring area codes, and lookup API.
Key facts
Area code667
State / territoryMaryland
Other codes in state227, 240, 301, 410, 443
Machine API (x402)
$0.001 / callThe same query is available to AI agents as a paid JSON endpoint — pre-configured for this subject:
GET /api/v1/databases/area-codes?code=667 HTTP/1.1
Host: agenttools-hub.vercel.app
→ 402 (x402 payment required)
→ 200 {"tool": "databases/area-codes", "result": { "value": 667, "answer": "Area code 667 — Maryland" }}Frequently asked questions
Area code — Area Code 667 — Maryland?
Area Code 667 — Maryland: Area code — 667.
State / territory — Area Code 667 — Maryland?
Area Code 667 — Maryland: State / territory — Maryland.
Other codes in state — Area Code 667 — Maryland?
Area Code 667 — Maryland: Other codes in state — 227, 240, 301, 410, 443.
Do overlay codes appear separately?
Yes — overlay codes (two codes serving the same region) are listed as distinct entries, each mapped to its state.
Does this cover Canada and the Caribbean?
The dataset focuses on US area codes. Canadian and Caribbean NANP codes are planned for a future expansion.