Originally Posted by u600213
In Portland OR PDX, Southwest Rapid Rewards members can use the elite line, although luckily not many of them know that.
They can also use the one at SEA, but fortunately UA has their own (shared with AS and US) at the N Concourse. And I noticed last week that UA F passengers, regardless of status (or lackthereof), may now use the line (used to be UGS/1K/1P-only).