Cheapest US cell phone plans for 1, 2 and 4 lines, with 12-month prices
For 2 lines, the cheapest plan in our data is US Mobile Light (by-the-gig) on AT&T/T-Mobile/Verizon (choice) at $10.00 per line per month over 12 months (regular price $10.00). The tables below show the three cheapest plans for each case.
Plans are ranked by their 12-month effective price per line: promo months and regular months averaged over a year. Prices are US prices in USD from each provider's own plan page, and a plan appears only if its price was verified within the last 45 days. See how we compare.
The same comparison, with your own line count, data needs and network, is available in ChatGPT and Claude through the free Commerce for Agents MCP server; connect it here.
Cheapest plan for 1 line
For 1 line, the cheapest plan in our data is US Mobile Light (by-the-gig) on AT&T/T-Mobile/Verizon (choice) at $10.00 per line per month over 12 months (regular price $10.00).
| # | Provider | Plan | 12-month price per line | Regular price per line | Network | Type | Conditions | Verified | Source |
|---|---|---|---|---|---|---|---|---|---|
| 1 | US Mobile | Light (by-the-gig) | $10.00 | $10.00 | AT&T/T-Mobile/Verizon (choice) | prepaid | no autopay required, taxes included | September 26, 2026 | US Mobile plan page |
| 2 | US Mobile | Unlimited Starter | $16.58 | $22.50 | AT&T/T-Mobile/Verizon (choice) | prepaid | paid upfront for 12 months, no autopay required, taxes included | September 26, 2026 | US Mobile plan page |
| 3 | Boost Mobile | Unlimited | $21.25 | $25.00 | 5G/4G LTE (own network + roaming) | prepaid | autopay required, taxes not included | September 26, 2026 | Boost Mobile plan page |
Cheapest plan for 2 lines
For 2 lines, the cheapest plan in our data is US Mobile Light (by-the-gig) on AT&T/T-Mobile/Verizon (choice) at $10.00 per line per month over 12 months (regular price $10.00).
| # | Provider | Plan | 12-month price per line | Regular price per line | Network | Type | Conditions | Verified | Source |
|---|---|---|---|---|---|---|---|---|---|
| 1 | US Mobile | Light (by-the-gig) | $10.00 | $10.00 | AT&T/T-Mobile/Verizon (choice) | prepaid | no autopay required, taxes included | September 26, 2026 | US Mobile plan page |
| 2 | US Mobile | Unlimited Starter | $16.58 | $22.50 | AT&T/T-Mobile/Verizon (choice) | prepaid | paid upfront for 12 months, no autopay required, taxes included | September 26, 2026 | US Mobile plan page |
| 3 | Boost Mobile | Unlimited | $21.25 | $25.00 | 5G/4G LTE (own network + roaming) | prepaid | autopay required, taxes not included | September 26, 2026 | Boost Mobile plan page |
Cheapest plan for 4 lines
For 4 lines, the cheapest plan in our data is US Mobile Light (by-the-gig) on AT&T/T-Mobile/Verizon (choice) at $10.00 per line per month over 12 months (regular price $10.00).
| # | Provider | Plan | 12-month price per line | Regular price per line | Network | Type | Conditions | Verified | Source |
|---|---|---|---|---|---|---|---|---|---|
| 1 | US Mobile | Light (by-the-gig) | $10.00 | $10.00 | AT&T/T-Mobile/Verizon (choice) | prepaid | no autopay required, taxes included | September 26, 2026 | US Mobile plan page |
| 2 | US Mobile | Unlimited Starter | $16.58 | $22.50 | AT&T/T-Mobile/Verizon (choice) | prepaid | paid upfront for 12 months, no autopay required, taxes included | September 26, 2026 | US Mobile plan page |
| 3 | Boost Mobile | Unlimited | $21.25 | $25.00 | 5G/4G LTE (own network + roaming) | prepaid | autopay required, taxes not included | September 26, 2026 | Boost Mobile plan page |
Cheapest unlimited plan
1 line
For 1 line, the cheapest unlimited plan in our data is US Mobile Unlimited Starter on AT&T/T-Mobile/Verizon (choice) at $16.58 per line per month over 12 months (regular price $22.50).
| # | Provider | Plan | 12-month price per line | Regular price per line | Network | Type | Conditions | Verified | Source |
|---|---|---|---|---|---|---|---|---|---|
| 1 | US Mobile | Unlimited Starter | $16.58 | $22.50 | AT&T/T-Mobile/Verizon (choice) | prepaid | paid upfront for 12 months, no autopay required, taxes included | September 26, 2026 | US Mobile plan page |
| 2 | Boost Mobile | Unlimited | $21.25 | $25.00 | 5G/4G LTE (own network + roaming) | prepaid | autopay required, taxes not included | September 26, 2026 | Boost Mobile plan page |
| 3 | US Mobile | Unlimited Premium | $24.92 | $32.50 | AT&T/T-Mobile/Verizon (choice) | prepaid | paid upfront for 12 months, no autopay required, taxes included | September 26, 2026 | US Mobile plan page |
2 lines
For 2 lines, the cheapest unlimited plan in our data is US Mobile Unlimited Starter on AT&T/T-Mobile/Verizon (choice) at $16.58 per line per month over 12 months (regular price $22.50).
| # | Provider | Plan | 12-month price per line | Regular price per line | Network | Type | Conditions | Verified | Source |
|---|---|---|---|---|---|---|---|---|---|
| 1 | US Mobile | Unlimited Starter | $16.58 | $22.50 | AT&T/T-Mobile/Verizon (choice) | prepaid | paid upfront for 12 months, no autopay required, taxes included | September 26, 2026 | US Mobile plan page |
| 2 | Boost Mobile | Unlimited | $21.25 | $25.00 | 5G/4G LTE (own network + roaming) | prepaid | autopay required, taxes not included | September 26, 2026 | Boost Mobile plan page |
| 3 | US Mobile | Unlimited Premium | $24.92 | $32.50 | AT&T/T-Mobile/Verizon (choice) | prepaid | paid upfront for 12 months, no autopay required, taxes included | September 26, 2026 | US Mobile plan page |
FAQ
What is the cheapest phone plan for 2 lines?
US Mobile Light (by-the-gig) on AT&T/T-Mobile/Verizon (choice) at $10.00 per line per month averaged over 12 months (regular price $10.00), from prices verified September 26, 2026. For 1 line the cheapest is US Mobile Light (by-the-gig) at $10.00.
What is the cheapest unlimited phone plan?
For 1 line: US Mobile Unlimited Starter at $16.58 per line per month over 12 months (regular price $22.50); For 2 lines: US Mobile Unlimited Starter at $16.58 per line per month over 12 months (regular price $22.50).