NANPA NPA-NXX TELECOM REGISTRY // AREA CODE 339

Area Code 339 (US NANPA Numbering Plan Area 339, US) Carrier & TCPA Lookup.

Real-time NANPA NPA-NXX carrier line type, operating company number (OCN), wireless porting status, and TCPA DNC serial litigator verification for (339) phone numbers in US NANPA Numbering Plan Area 339, US.

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NANPA Area Code (339) Telemetry Profile

NPA CODE: +1 (339)
PRIMARY MARKET: US NANPA Numbering Plan Area 339, US
TIMEZONE: US Standard Time
DOMINANT CARRIERS: Verizon Wireless, AT&T Mobility, T-Mobile USA, Bandwidth CLEC
TCPA DNC SHIELD: ACTIVE (1 CREDIT / LOOKUP)

Test Area Code 339 via cURL or MCP

curl -s "https://verifygrid.io/v1/verify/telecom?phone=%2B13395550199" \
  -H "Authorization: Bearer vg_test_sandbox"

# Returns E.164, line_type (mobile/voip/landline),
# carrier_name, OCN, tcpa_dnc_listed, and safe_to_autodial

// NANPA INDEXPROGRAMMATIC US AREA CODE VERIFICATION DIRECTORY