http://exactmatchmedia.com - Dead
https://hypertargetmarketing.com/publishers/ - over 30 offers. Some unique offers, and some very strong payouts on a few verticals.
https://astoriacompany.com/publishers/ - over 150 offers, payouts on the low side, but some good ones.
http://dwausa.com/ - over 140 offers (Direct Web Advertising) Some Unique offers, and some good payouts.
https://theleadgiant.com/publishers/ - over 30 offers. Some unique offers, I have had very good AE communication.
https://www.peakadvertisinginquiry.com/affiliates - 70+ offers
Elocal, around 50 Home Services and legal offers that are direct with contractors, and attorneys. Payouts range from small to over $200 on a rev share, up to date zip lists are easy to download with pricing so you can target the higest paying. Weekly pay with volume.
https://www.pepperjam.com/publishers/getting-started - three offers
http://qssamerica.com/company/contact-us - 30+ offers. payouts on the low end, but a few offers I have not seen anywhere else.
http://www.searchinitiatives.com/ - Still have invoca account, but looks like their affiliate end is dead.
http://www.soleo.com/contact/ - They use Invoca, but have all their offers hidden. You have to play the what do you have, what will you pay game. And they are net 60 last time I talked to them. The ones I got approved for did not have great payouts for the effort, and 6-8 I got approved for are not even active any more.
http://sharesales.com - Unique offers, and some pay per sale.
https://callmarketing.invoca.net/ - have not joined.
http://innovationdirectgroup.com/ - 16 offers
http://instantcallers.com/ - approval pending
http://creativeclicks.com/publisher-registration/ http://www.matomy.com/ - approval pending
https://www.mobilefused.com/publishers/ - approval pending
http://www.netwising.com/sell-calls/ - approval pending
http://www.ropemediahouse.com/affiliate-signup/ - approval pending
http://rtbdemand.com/pay-per-call-publishers.php - Have not applied yet.
http://www.upsnap.com/ - approval pending
https://palomobile.com/publishers/ - Just under 30 offers, but some unique, and good AE's
https://www.digitalmarketmedia.com/ - 20 something offers
https://aragon-advertising.com/ - active AE's, 70 +/- offers, with some unique ones, and some good payouts. You get their CPA/CPL networks also with tons of offers.
https://www.ringrouter.com/en/ - around 30 offers, some good payouts, no super unique programs.
http://www.livecallsnetwork.com/ - in the sign up process, had some strong offers & payouts I am interested in.
http://ringpixel.com/affiliates/ - approval pending
http://www.elite-calls.com/affsignup.php - Is partnered with XY7 Elite, very picky. And when I had an account (Lost the info), not a ton of great offers.
http://www.ringally.com/Publishers.html - does not seem to be active
http://cj.com - close to 40 offers. nothing great
http://rexdirect.com/ - http://rextopia.com/ - Not accepting publically, but contacted me.
http://maxbounty.com - 7 offers, but not known for this.
http://www.goojibear.com/ around 30 offers. Some unique with good payouts.
http://avengedigital.com - strong insurance offers, and easy to work with. I screwed up my IVR sending them crap calls, and they did not freak out. Worked with me, and all good.
https://www.insurancerevenue.com/aff...auto-insurance - Insurance offers
https://usecallbox.com/ - market place. Still in review
https://www.ringpartner.com/publishers - over 100 offers, does not look like they are accepting new affiliate right now.
http://www.glingmedia.com/#publishers - Not signed up
https://www.livelinks.com/about-us/affiliate-program - Chat pay per call. Not my niche, so have not signed up.
https://www.revimedia.com/affiliates/ - around 100 offers, just started working with them. Good AE, and some good stuff.
https://www.curadebt.com/affiliates/ - Debt & Tax pay per call ... but beware. They have screwed multiple people I know who have worked with them. I have used with for leads with no issues, so again, use at your own risk.
http://kgrcontractors.com/affiliate-devin/ - contractor pay per call, but the $4 did not personally excite me :-)
http://ringability.com/paypercall-affiliate-sign-up/ - Recently found them, have not applied yet.
If you know you can get calls in a certain vertical, let me know, I might be able to shoot you in the right direction.