Speculative City has opened submissions for their next issue. They're looking for speculative fiction stories up to 5500 words set in a cityscape and using the theme knowledge. The deadline is November 11, 2018 and payment is $20 to $75 depending on length. You can find the details here.
UPDATE: September 14, 2018 - This site seems to have disappeared. Sorry about that, folks.
UPDATE: September 16, 2018 - And it's back!