403 Area Code — Calgary AB (Canadian), Alberta
About the 403 Area Code
Area code 403 serves Calgary AB (Canadian), Alberta, part of the North American Numbering Plan allocated to Canadian telecommunications. Primary carriers include Bell Canada, Rogers Communications, and Telus Mobility, all operating under CRTC regulatory oversight. The 403 numbering plan area covers Calgary in the Mountain time zone.
Key Information
- Region: Calgary AB (Canadian)
- State / Province: Alberta
- Timezone: Mountain
- Major Cities: Calgary
Carriers & Network Type for 403 Numbers
Network mix: Mixed — 403 numbers include mobile, landline, and VoIP lines.
Common Scam Patterns
FCC complaint data for 403 numbers includes:
- Robocall/Auto-dialer
- Extended warranty scam
- Health insurance offer
- IRS/Government impersonation
If You Got a Text from 403
Who Typically Calls from the 403 Area Code?
Area code 403 serves Calgary AB (Canadian), Alberta, part of the North American Numbering Plan allocated to Canadian telecommunications. Primary carriers include Bell Canada, Rogers Communications, and Telus Mobility, all operating under CRTC regulatory oversight. The 403 numbering plan area covers Calgary in the Mountain time zone. Calls from 403 numbers originate in Calgary AB (Canadian), Alberta. Residents, local businesses, schools, medical offices, and government agencies in this region all use 403 numbers. If you received an unexpected call or text from a 403 number, it may be a neighbor, a local service provider, or — in some cases — an unwanted solicitor.
Because 403 is a legitimate, widely used area code, scammers sometimes spoof it to make their calls appear local and trustworthy. This technique — called neighbor spoofing — makes it more likely that recipients will answer. A reverse phone lookup is the fastest way to find out whether a 403 number is genuinely local or spoofed.
Is a 403 Phone Number Spam?
Not all 403 calls are spam, but the area code is not immune to robocall campaigns and phone scams. Common complaints about 403 numbers include warranty extension scams, debt collection harassment, IRS impersonation calls, and unsolicited insurance offers.
If a 403 number called you and didn't leave a voicemail, that's a red flag — legitimate callers typically leave a message. Use Who Sent That Text Message to look up the number instantly and see whether other users have flagged it as spam.
You can also report a suspicious 403 number directly from our lookup results, helping protect others in the community from the same caller.
Look Up a 403 Number Now
Enter any 403 area code phone number below and get instant results — carrier, line type, caller name (where available), and spam reports submitted by real users.
Other Area Codes in Alberta
Alberta has multiple area codes serving different regions. If the number you received isn't from 403, check one of the other Alberta area codes below.