You can try ping them, or putting the backlinks on a high pagerank page.......but nothing is guaranteed.

You should not care to much about indexing your backlinks fast....let them come in a natural flow, let google find them on its own.....

There are many indexing services, you can give them a try too.

for faster indexing you can ping your links. at pingomatic and pingler.

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You can use:

blogbuzzer.com/
bulkping.com/
pingler.com/
pingates.com/
pingomatic.com/

What the person above says

you can index back links by pinging them but it is process in which how times search engine takes is not known.
you can see many sites above pingfarm,pingler.

Hi, You can use ping sites to index your backlinks.

Hi
I suggest below sites or leave it to google.
pingler.com/
pingates.com/

use PingFarm | FREE Mass Ping Site To Ping Your URLs For More Backlinks for speed indexing.

Build better backlinks. Seriously, I'm not just poking fun at you.

I'll copy what craig11 says. Additionally, the simplest and may be the most funniest solution is to build backlinks for backlinks to get them indexed. SIMPLE

Best way to index your link to ping it with pingometic

there is no way to get your backlinks indexed within 24 hours,however backlinks from high pr pages are indexed fast.however creating backlinksof the backlinks is a very good way get your backlinks indexed fast and secondly it creates your one tier backlinks more powerful one.

I believe that this site: Linklicious.me - Scheduled RSS Feeds to get your Backlinks Crawled FAST offers a free service that will help you index your backlinks.

Do not try something extra if you want to index baclinks. Ping them once. Search engines will be notified about it and will index your backlinks shortly.