Central Office Exchange (NXX)
+1 (646) 463-XXXX
Serving New York City, New York, United States • Carrier: Sprint Spectrum L.p.
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Telecommunication Guide for Exchange 646-463
Under the North American Numbering Plan (NANP), a standard 10-digit telephone number is organized as NPA-NXX-XXXX:
- NPA (Numbering Plan Area):
646identifies the geographic region within New York. - NXX (Central Office Exchange):
463identifies the local telephone exchange or switching office serving New York City, New York. - XXXX (Subscriber Line Number): 10,000 distinct telephone lines (ranging from
0000to9999) are routed through this exchange.
How to Correctly Dial Numbers in this Prefix:
| Call Origin | Dialing Instructions | Example |
|---|---|---|
| Local or Domestic (US/Canada) | Dial 1 + 10-Digit Number | 1 (646) 463-XXXX |
| Mobile / Wireless Devices | Dial with international plus symbol | +1 646 463 XXXX |
| International Callers | Local exit code + 1 + Number | 00 1 646 463 XXXX |
Frequently Asked Questions
The registered service provider for this exchange is Sprint Spectrum L.p.. Note that individual line numbers may have been transferred to other providers via Local Number Portability (LNP).
Calls from this prefix could originate from local businesses, hospitals, friends, or automated dialers. If you received an unsolicited call from an unknown party in this exchange, enter the full 4 digits in our search box above to check for community scam or telemarketer reports.
Exchange Information
- Country: Unites States (+1)
- State: New York
- City / Area: New York City
- Area Code: 646
- Prefix (NXX): 463
- Carrier: Sprint Spectrum L.p.
- Type: Wireless
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Area Code 646
Explore other central office exchanges and municipalities covered by area code 646.
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