Area code · Canada
Area code 742 — Ontario
Ontario · in service since October 16, 2021
Area code 742 covers parts of Ontario. It is an overlay: 289, 365, 905 serve the same area, so neighbors can have different area codes.
Local time in Ontario
Spam reports from Sep 23 – Oct 22, 2026
Too few reports for a level #411 of 461
6 FTC complaints
Consumer reports, not verified by the FTC.
See the reports- Time zoneEastern Time
- Local calls10 digits
- Prefixes148 in service
- Runs out~1Q 2030
- Unwanted call?Block & report
Spam call reports about 742 numbers
Complaints by week
Sep 11 – Oct 22, 2026Show as table
| Week starting | Complaints |
|---|---|
| Sep 7 (3 days) | 0 |
| Sep 14 | 1 |
| Sep 21 | 1 |
| Sep 28 | 1 |
| Oct 5 | 3 |
| Oct 12 | 1 |
| Oct 19 (4 days) | 1 |
Compared with all codes
- Robocalls
- 1 of 5
- Callers with the same code
- 0 of 8
- Rank by complaints
- #411of 461 · bottom quarter
- FCC complaints, Oct 2025 – Sep 2026
- 11 about text messages
What the calls were about
Sep 11 – Oct 22, 2026
| Subject | Complaints | |
|---|---|---|
| Reducing your debt (credit cards, mortgage, student loans) | 2 | |
| Calls pretending to be government, businesses, or family and friends | 1 | |
| Other | 5 |
Where the people who complained live
Sep 11 – Oct 22, 2026
| State | Complaints | |
|---|---|---|
| Pennsylvania | 4 | |
| California | 1 | |
| Colorado | 1 | |
| New Jersey | 1 | |
| Texas | 1 |
October 2026 (partial) report · most reported
Consumer reports, not verified by the FTC · source
Source: FTC Do Not Call complaints created Sep 11 – Oct 22, 2026. They are reported by consumers and are not verified by the FTC; caller ID can be spoofed (how we count).
Source: FCC Consumer Complaints data, unwanted calls filed Oct 1, 2025 – Sep 30, 2026, by caller ID; not verified by the FCC.
Area code 742 location and prefixes
| Exchange (CNAC) | Place | Prefixes |
|---|---|---|
| Brampton | Brampton | 11 |
| Hamilton | Hamilton | 8 |
| St. Catharines-Thorold | St. Catharines-Thorold | 8 |
| Ajax-Pickering | Ajax-Pickering | 6 |
| Markham | Markham | 4 |
| Cobourg | Cobourg | 3 |
| Cooksville | Cooksville | 3 |
| Newmarket | Newmarket | 3 |
| Niagara Falls | Niagara Falls | 3 |
| Pelham | Pelham | 3 |
Plus 58 smaller exchange areas.
Source: CNAC, CO code status of Oct 23, 2026.
NANPA record
- Location
- Ontario
- Assigned by NANPA
- October 28, 2020
- Local dialing
- 10 digits (NANPA: 10D)
- NANPA planning letters
- PL-561, PL-550
Source: NANPA, NPA database of Oct 24, 2026.
Is 742 running out of numbers?
Previous forecast (October 2025): 2030, the same year.
Forecast exhaust year by edition
Source: NANPA NRUF forecast, April 2026 edition.
Who holds 742 prefixes
The five largest of 14 original holders
As listed by CNAC, not today’s carrier.
| Holder (as listed) | Prefixes | |
|---|---|---|
| Fgltel Inc. | 34 23% | |
| Beanfield Technologies Inc. | 24 16% | |
| Rogers Communications Canada Inc. (Cable) | 16 11% | |
| Ixica Communications Inc. | 15 10% | |
| Fibernetics Corporation | 13 9% |
Source: CNAC, CO code status of Oct 23, 2026.
Questions about area code 742
What area code is 742?
An Ontario area code in Canada, in service since October 16, 2021.
Where is 742 area code, and what time zone is it in?
Ontario; Eastern Time.
Why am I getting spam calls from 742?
6 FTC complaints from Sep 23 – Oct 22, 2026, most often about debt reduction (not verified by the FTC; caller ID can be spoofed).
Will 742 get a new area code?
NANPA forecasts exhaust in 1Q 2030; no relief planning listed.