COSTCO: No ID? Airport Security Will Accept a Costco Card. -- With the Transportation Security Administration’s strict security measures, you’d think a government-issued ID would be the only way you’re getting through a checkpoint. But KPIX 5 in San Francisco discovered the TSA will accept everything from utility bills to Costco cards as proof of identity. The catch: you’re more likely to get a pat down or a swab test than if you used your driver’s license.