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Area Code 603

There are 756 phone number prefixes within area code 603. Additionally, there are more than 4,100 phone numbers in this area code that have received at least one user report. The location of calls from area code 603 is New Hampshire, USA. Most numbers in this area code are in US Eastern time, where the time is currently 11:48:21 AM on May 2, 2024.
 
Choose a phone number from the list below to browse user reports for . You can also use the search box above to search for user reports about any phone number, or to file a report about any phone number.

Prefix City / State Primary Telco
603-501 Portsmouth, NH Paetec Communications, Inc. - Nh
603-502 Portsmouth, NH New Cingular Wireless Pcs, Llc - Dc
603-503 Lancaster, NH Mcimetro Access Transmission Services Llc - Nh
603-504 Claremont, NH United States Cellular - Nh
603-505 Derry, NH Bell Atlantic Mobile, Inc
603-506 Manchester, NH New Cingular Wireless Pcs, Llc - Dc
603-507 Rochester, NH New Cingular Wireless Pcs, Llc - Dc
603-508 Pelham, NH Bell Atlantic Mobile, Inc
603-509 Rochester, NH Ctc Communications Corp. - Nh
603-510 Meriden, NH Comcast Ip Phone, Llc
603-511 New Hampshire
603-512 Manchester, NH Sprint Spectrum, L.p.
603-513 Concord, NH Bell Atlantic Mobile, Inc
603-514 Nashua, NH Bell Atlantic Mobile, Inc
603-515 Wolfeboro, NH Consolidated Comm Of No. New England-nh
603-516 Dover, NH Freedom Ring Communications, Llc
603-517 Merrimack, NH American Messaging Services, Llc
603-518 Manchester, NH At&t - Local
603-519 Exeter, NH Bell Atlantic Mobile, Inc
603-520 Laconia, NH Bell Atlantic Mobile, Inc
603-521 Nashua, NH At&t - Local
603-522 Sanbornville, NH Consolidated Comm Of No. New England-nh
603-523 Canaan, NH Consolidated Comm Of No. New England-nh
603-524 Laconia, NH Consolidated Comm Of No. New England-nh
603-525 Hancock, NH Consolidated Comm Of No. New England-nh
603-526 New London, NH Kearsarge Tel. Co.
603-527 Laconia, NH Consolidated Comm Of No. New England-nh
603-528 Laconia, NH Consolidated Comm Of No. New England-nh
603-529 Weare, NH Granite State Tel., Inc.
603-530 Bristol, NH Bell Atlantic Mobile, Inc
603-531 Portsmouth, NH New Cingular Wireless Pcs, Llc - Dc
603-532 Jaffrey, NH Consolidated Comm Of No. New England-nh
603-533 Merrimack, NH United States Cellular - Nh
603-534 Dover, NH Bell Atlantic Mobile, Inc
603-535 Plymouth, NH Paetec Communications, Inc. - Nh
603-536 Plymouth, NH Consolidated Comm Of No. New England-nh
603-537 Derry, NH Consolidated Comm Of No. New England-nh
603-538 Pittsburg, NH Consolidated Comm Of No. New England-nh
603-539 Center Ossipee, NH Consolidated Comm Of No. New England-nh
603-540 Manchester, NH Bell Atlantic Mobile, Inc
603-541 Manchester, NH Consolidated Comm Of No. New England-nh
603-542 Claremont, NH Consolidated Comm Of No. New England-nh
603-543 Claremont, NH Consolidated Comm Of No. New England-nh
603-544 Melvin Village, NH Merrimack Co. Telephone Co., Dba Contoocook Valley
603-545 Concord, NH Lightship Telecom, Llc - Nh
603-546 Nashua, NH Choice One Of New Hampshire, Inc.
603-547 Greenfield, NH Consolidated Comm Of No. New England-nh
603-548 Derry, NH Bell Atlantic Mobile, Inc
603-549 Derry, NH Consolidated Comm Of No. New England-nh
603-550 Dover, NH Telnyx Llc
603-551 Manchester, NH Consolidated Comm Of No. New England-nh
603-552 Derry, NH Mcimetro Access Transmission Services Llc - Nh
603-553 Derry, NH New Cingular Wireless Pcs, Llc - Dc
603-554 Milford, NH United States Cellular - Nh
603-555 New Hampshire Multiple Ocn Listing
603-556 Laconia, NH Level 3 Communications, Llc - Nh
603-557 Nashua, NH Sprint Spectrum, L.p.
603-558 Claremont, NH Bell Atlantic Mobile, Inc
603-559 Portsmouth, NH Consolidated Comm Of No. New England-nh
603-560 Salem, NH New Cingular Wireless Pcs, Llc - Dc
603-561 Nashua, NH Consolidated Comm Of No. New England-nh
603-562 Peterborough, NH United States Cellular - Nh
603-563 Dublin, NH Consolidated Comm Of No. New England-nh
603-564 Manchester, NH Consolidated Comm Of No. New England-nh
603-565 Penacook, NH Level 3 Communications, Llc - Nh
603-566 Nashua, NH Bell Atlantic Mobile, Inc
603-567 Peterborough, NH Level 3 Communications, Llc - Nh
603-568 Concord, NH Bell Atlantic Mobile, Inc
603-569 Wolfeboro, NH Consolidated Comm Of No. New England-nh
603-570 Portsmouth, NH Teleport Communications America, Llc - Nh
603-571 Derry, NH New Cingular Wireless Pcs, Llc - Dc
603-572 Nashua, NH Consolidated Comm Of No. New England-nh
603-573 Concord, NH Mcimetro Access Transmission Services Llc - Nh
603-574 Alstead, NH Level 3 Communications, Llc - Nh
603-575 Littleton, NH Mcimetro Access Transmission Services Llc - Nh
603-576 Orford, NH Level 3 Communications, Llc - Nh
603-577 Nashua, NH Consolidated Comm Of No. New England-nh
603-578 Nashua, NH Consolidated Comm Of No. New England-nh
603-579 Nashua, NH Consolidated Comm Of No. New England-nh
603-580 Exeter, NH Comcast Ip Phone, Llc
603-581 Laconia, NH Choice One Of New Hampshire, Inc.
603-582 Merrimack, NH United States Cellular - Nh
603-583 Exeter, NH Level 3 Communications, Llc - Nh
603-584 Concord, NH Omnipoint Miami E License, Llc
603-585 Fitzwilliam, NH Consolidated Comm Of No. New England-nh
603-586 Jefferson, NH Consolidated Comm Of No. New England-nh
603-587 Candia, NH Mcimetro Access Transmission Services Llc - Nh
603-588 Antrim, NH Merrimack Co. Telephone Co., Dba Contoocook Valley
603-589 Nashua, NH Paetec Communications, Inc. - Nh
603-590 Durham, NH Freedom Ring Communications, Llc
603-591 Manchester, NH Sprint Spectrum, L.p.
603-592 Spofford, NH Mcimetro Access Transmission Services Llc - Nh
603-593 Jaffrey, NH Ctc Communications Corp. - Nh
603-594 Nashua, NH Consolidated Comm Of No. New England-nh
603-595 Nashua, NH Consolidated Comm Of No. New England-nh
603-596 Nashua, NH Consolidated Comm Of No. New England-nh
603-597 Lyme, NH Mcimetro Access Transmission Services Llc - Nh
603-598 Nashua, NH Consolidated Comm Of No. New England-nh
603-599 Nashua, NH Consolidated Comm Of No. New England-nh
603-600 Manchester, NH Commio, Llc

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User Reports

248-309-6755
April 24, 2024
Spam caller. Do not answer. Unsolicited and unwanted caller trying to spam and sell real estate.
866-706-1338
April 17, 2024
Just cleared out 4 empty voicemails, getting multiple calls a day from this number.
866-313-9648
April 17, 2024
total scam Collection from Dr office
866-396-6469
April 13, 2024
Trying to collect money for unknown medical service
111-111-0002
April 12, 2024
Identity thief and SS# thief per Transunion alerts.