This is a fantastic domain registrar list of the cheapest domain name prices going around at the moment

and is taken from xxdomainxx at Digital point Forums

 A guide for cheap domain registration

This price list is as on 13th june 2008 . Prices are in ascending order 

.COM Domain
netfirms.com (DOES NOT ACCEPT PAYAL) $5.95
name.com $5.99
1and1.com $6.99
estdomains.com $ 6.39
dynadot.com $8.99
namecheap.com $9.29
godaddy.com $9.99
moniker.com $10.49
directnic.com $15.00
networksolutions.com $34.99

.net Domains
estdomains.com $4.99
name.com $5.89
netfirms.com (DOES NOT ACCEPT PAYAL) $5.95
moniker.com $6.04
1and1.com $6.99
dynadot.com $8.99
namecheap.com $9.29
godaddy.com $9.99
directnic.com $15.00
networksolutions.com $34.99

.org Domains
netfirms.com$5.95
dynadot.com $5.99
estdomains.com$6.15
1and1.com $6.99
name.com $7.99
namecheap.com $9.29
godaddy.com $9.99
moniker.com $10.95
directnic.com $15.00
networksolutions.com $34.99

.info Domains
1and1.com $0.99
godaddy.com $1.19
dynadot.com $2.99
name.com $2.99
moniker.com $4.94
namecheap.com $5.88
estdomains.com$6.40
directnic.com $6.95
netfirms.com$9.95
networksolutions.com $34.99

.biz Domains
estdomains.com$6.39
1and1.com $6.99
name.com $7.99
dynadot.com $8.99
namecheap.com $9.29
netfirms.com$9.95
moniker.com $10.95
godaddy.com $14.99
directnic.com $15.00
networksolutions.com $34.99

.name Domains
estdomains.com$5.99
1and1.com $6.99
name.com $7.99
dynadot.com $7.99
godaddy.com $14.99
directnic.com $15.00
networksolutions.com $34.99
namecheap.com N/A
moniker.com N/A

.Mobi Domains
estdomains.com$7.30
godaddy.com $7.99
moniker.com $8.19
dynadot.com $9.99
name.com $12.99
1and1.com $19.99
networksolutions.com 34.99
directnic.com N/A
namecheap.com $22.48

.us Domains
estdomains.com$5.49
1and1.com $6.99
dynadot.com $7.99
name.com $7.99
namecheap.com $8.88
moniker.com $9.95
networksolutions.com $34.99
godaddy.com $12.99
directnic.com $15.00

.In domains
name.com $13.99
mitsu.in $13.8 (Converted form INR to USD @ a conversion rate of 1USD=41.1 INR)
moniker.com $18.46
estdomains.com$17.99
namecheap.com $21.00
networksolutions.com $29.99
1and1.com N/A
dynadot.com N/A
godaddy.com N/A
directnic.com N/A

.ws Domains
name.com $7.99
dynadot.com $7.99
estdomains.com$12.00
moniker.com $12.87
godaddy.com $14.99
directnic.com $15.00
namecheap.com $28.80
networksolutions.com $34.99
1and1.com N/A

.cc Domains
estdomains.com$17.99
moniker.com $18.99
godaddy.com $19.99
1and1.com $19.99
directnic.com $25.00
namecheap.com $28.88
dynadot.com $29.99
networksolutions.com $34.99
name.com $35.00

.fm Domains(2 years)
godaddy.com $69.99
networksolutions.com $74.99
moniker.com $89.70
1and1.com N/A
directnic.com N/A
namecheap.com N/A
dynadot.com N/A
name.com N/A

.TV Domains
estdomains.com$24.99
godaddy.com $15.99
namecheap.com $25.00
1and1.com $29.99
moniker.com $32.99
dynadot.com $34.99
name.com $35.00
networksolutions.com $44.99
directnic.com $50.00

.Asia Domain
dynadot.com $12.99
moniker.com $15.00
godaddy.com $19.99
netfirms.com$24.95 (2 years minimum)
namecheap.com N/A
1and1.com N/A
name.com N/A
networksolutions.com N/A
directnic.com N/A

Whois Guard Feature price (Not available for .US .Asia)

1and1.com - Free
name.com -Free
dynadot.com - $2
Moniker - $4.00
namecheap.com- - $7.88
Godaddy - $6.99
networksolutions.com -$9
netfirms.com - Free with .net and .comPlease note : The prices are not stable ..They change from time to time.’