AT&T Prepaid One Year Unlimited Plan – Full Guide (Price & FAQs)

Plan Name	AT&T Prepaid One-Year Unlimited
Price	$240 upfront for 12 months (~$20/month)
Talk & Text	Unlimited calls & texts in U.S. + texting to 230+ countries
Data	Unlimited – 16GB/month high-speed, then slowed (~1.5 Mbps)
Hotspot Data	10GB per month included
5G Access	Yes (with compatible device)
International	Talk/text/data in Canada & Mexico included
Streaming Quality	Standard Definition (SD, ~480p)
Extras	eSIM support, WiFi calling, nationwide AT&T coverage
Validity	12 months (paid upfront)

Description:

The AT&T Prepaid One Year Unlimited plan is an annual prepaid plan. You pay for 12 months up front, and in return get “unlimited” talk, text, and data for the year. It’s a good deal if you want to avoid monthly billing and want something cheaper per month by paying in advance.

Price 2025 Prepaid One Year Unlimited Plan

$240 up front for 12 months (equals $20/month)

How to Sign Up for AT&T Prepaid One Year Unlimited Plan

Go to AT&T’s website → Prepaid Plans section.
Find the “One Year Unlimited / Annual Prepaid Plan.” It might show as “Unlimited + 10 GB Hotspot / 12-month prepaid.”
Select as a new single line (you need one line for this plan).
Pay $240 upfront for the year. Sometimes there’s a small fee for SIM or activation.
Activate the service, insert SIM or activate eSIM. Use as unlimited plan for 12 months.

Features You Get In Prepaid One Year Unlimited Plan

$240 up front for 12 months (equals $20/month)
10 GB hotspot data per year included
After using 16 GB of high-speed data in a month, speed drops to max ~ 1.5 Mbps for remainder of that month.
Unlimited in U.S.; includes texting to over 230 countries. Calling to Mexico & Canada included.
Standard definition (SD) streaming. Not HD or 4K.

What People Like in Prepaid One Year Unlimited Plan

Low monthly equivalent cost — $20/month when prepaid for full year saves you vs paying monthly.
No surprise bills every month — since you paid in advance.
Hotspot included (10 GB) for some usage.
Unlimited talk/text & texting to many countries. Good if you call or text abroad.

What People Complain About

After 16GB of high-speed data in a month, speed slows down to ~1.5 Mbps — streaming, downloads etc. will be slower.
Only 10GB hotspot — okay for light use but not enough for heavy tethering or streaming from laptop.
Upfront cost is large — $240 paid once. Some people prefer paying monthly.
Streaming quality limited (Standard Definition) — not sharp on big screens.

FAQs

Is the data really unlimited?

Yes — you get unlimited data, but only the first 16GB/month are high-speed. After that, speeds drop (throttle) for the rest of the month.

Can I pause or get refund if I don’t use the year?

Typically no — you pay upfront and the plan runs for 12 months. Not meant to pause. Check AT&T’s terms.

Will texting and calling to Mexico/Canada be included?

Yes — calls to Mexico & Canada included from the U.S. Unlimited text to 230+ countries.

Can I use this plan with my current phone?

Probably yes, as long as phone is compatible and unlocked. If not, you might need to buy a SIM or even a new device.

What happens with hotspot?

You get 10GB hotspot for the year. After you use that, you can still browse but hotspot use will be limited / slower.

AT&T Prepaid One-Year Unlimited Plan – Terms & Conditions

Plan is prepaid and paid upfront for 12 months. No monthly billing option.
Includes unlimited talk, text, and data within the U.S.
Data is subject to network management — speeds may be slowed during times of congestion.
No hotspot or tethering is included in this plan.
Video streaming is limited to Standard Definition (SD), about 480p quality.
Price is non-refundable once purchased. No partial refunds for early cancellation.
Taxes and fees may apply at the time of purchase depending on your state.
Service is for domestic U.S. use only — does not include international roaming.
Must use with a compatible AT&T device or unlocked GSM device.
AT&T may change or update plan details at any time with prior notice.